The ground crew unplugs the Ground Power Unit cable and a C-141A Starlifter taxis off from Clark Air Base in Philippines.

Activities at Clark Air Base in Philippines. A U.S. Air Force co-pilot in the cockpit of a C-141A Starlifter aircraft. A marshaller stands in front of the aircraft. Other aircraft parked in the background. The ground crew unplugs the GPU (Ground Power Unit) cable from the aircraft. The engine of the aircraft. Nose wheels of the aircraft start to turn. The aircraft taxis off. The marshaller waves paddles and gives signals.